.le-collapse {
    border: 1px solid rgba(0, 0, 0, 0.3);
    border-radius: 8px;
    overflow: hidden;

    .le-collapse-item {

        .collapse-item-title {
            display: flex;
            justify-content: flex-start;
            align-items: center;
            line-height: 30px;
            padding: 12px 16px 12px 40px;
            background-color: rgba(0, 0, 0, 0.02);
            position: relative;
            border-bottom: 1px solid rgba(0, 0, 0, 0.3);

            .collapse-icon {
                position: absolute;
                left: 10px;
                display: inline-flex;
                cursor: pointer;

                &>svg {
                    width: 20px;
                    height: 20px;
                }
            }

            &.isLastChild {
                border-bottom: 0;
            }

            &.collapse-item-title-disabled {
                cursor: not-allowed;
                opacity: 0.4;

                .collapse-icon {
                    cursor: not-allowed;
                    pointer-events: none;
                }
            }
        }

        .collapse-item-content {
            overflow: hidden;

            .collapse-item-content-box {
                padding: 16px;
                color: rgba(0, 0, 0, 0.65);
                background-color: #fff;
            }

            &.collapse-item-content-active {
                animation: collapseFadeIn ease-out 1000ms;
            }

            &.collapse-item-content-leave {
                max-height: 0;
            }

            @keyframes collapseFadeIn {
                0% {
                    max-height: 0;
                }

                100% {
                    max-height: 500px;
                }
            }
        }
    }
}